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Finding the Fourth Proportional to 300,387.22, 414,506.01 and 179,504.44

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Solution

The fourth proportional to 300,387.22, 414,506.01 and 179,504.44 is: 247,699.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,387.22 : 414,506.01 = 179,504.44 : x
  2. Step 2: Convert to fraction form
    300,387.22/414,506.01 = 179,504.44/x
  3. Step 3: Cross multiply
    300,387.22x = 414,506.01 × 179,504.44
  4. Step 4: Simplify right side
    300,387.22x = 74,405,669,201.68
  5. Step 5: Solve for x
    x = 74,405,669,201.68/300,387.22
  6. Step 6: Final answer
    x = 247,699.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.